LMK04803BISQ/NOPB

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMK04803BISQ/NOPB is a low-noise clock jitter cleaner manufactured by Texas Instruments. It operates within a supply voltage range of 3.15 V to 3.45 V, with a nominal rating of 3.3 V. The device supports a maximum output clock frequency of 2030 MHz and accepts input levels including LVCMOS, LVDS, and LVPECL. It provides 14 outputs capable of LVCMOS, LVDS, and LVPECL signaling. Packaged in a WQFN-64 format measuring 9 mm x 9 mm with a height of 0.8 mm, it functions reliably across an operating temperature range from -40 °C to +85 °C.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Integrated low-noise jitter cleaning architecture for high-performance clock distribution
• Flexible output interface support accommodating LVCMOS, LVDS, and LVPECL standards
• Dual-input capability designed for robust synchronization applications

Clock Generators, PLLs, Frequency Synthesizers Applications

• High-speed data converter clock generation
• Telecommunications base station timing
• Test and measurement equipment synchronization

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type and tape-and-reel specifications. Ensure that the requested part number matches the exact electrical characteristics and pinout required for the target design. Cross-reference the datasheet revision to confirm compliance with current environmental regulations and material declarations before finalizing procurement orders.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when designing systems requiring multiple differential or single-ended clock outputs derived from a low-jitter reference source. Evaluate the thermal performance of the exposed pad in the WQFN-64 package to ensure adequate heat dissipation under continuous operation. Confirm that the input signal integrity meets the specified common-mode voltage requirements for the chosen input standard.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This device belongs to the LMK04803 family of clock synthesizers and jitter cleaners. It is engineered to replace older generation timing solutions by offering higher integration and lower phase noise performance. The component serves as a central timing hub in complex digital systems where precise clock skew management is critical for system stability.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct replacements include the LMK04803BISQX variant, which shares identical electrical specifications but may differ in packaging quantity or reel configuration. Verify pin compatibility and software register settings when transitioning between these variants to ensure seamless integration without hardware redesign.